Transcript for Instant Index: Photos From the International Space Station

And now, did you see these pictures today? They top our "instant index" tonight. Postcards from the edge of space. Thanks to tom marshberg. He says this is what he seeps through his window at the international space station. Cabo, in mexico. Oregon. And australia. He tweets, "youan always tell you're over australia by the brilliant brick red color." And talk about beginninger luck tonight. Did you hear about the gold nugget a man fold with a metal detector on a beach in australia? A nugget? Giant. Look at it. 12 pounds of gold. Bit one estimate, worth more than half a million dollars. The man said he was trolling the beach for treasure. It's his hobby. But until now, he's never found anything more valuable than bottle caps. And, guess who showed up on twitter today with a new account? It's michelle obama. Her firbirthday. She turns 49. And look at this. She tweeted a photo with a new look. She has bangs. And there's someone else who was celebrating her birthday today. And here is a clue. Listen, from long ago. What's your name? Beatrice ann hinam. And I like my name. That was 8-year-old betty white, on a radio show, her first job. Today, she turns 91. Still working, and, we say happy birthday, thank you for being our friend. Happy one, betty. And we love it when you're our friends and you send us the things you see all day for our nnd nbd. Tweet them to me @dianesawyer. And coming up, the world

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